1. Based on the evidence shown in the two charts, which of the following would be the strongest argument for increasing the number of nuclear power plants in the United States?

A. Replacing some natural gas power plants with nuclear power plants would significantly reduce CO2 emissions into the environment.
B. Replacing some coal power plants with nuclear power plants would significantly reduce CO2 emissions into the environment.
C. Nuclear, hydroelectric, and wind power plants release no CO2 emissions into the environment.